B12 shots are available in multiple forms, including cyanocobalamin , which is the synthetic version, and methylcobalamin , which is a naturally occurring form
Journal of Clinical Endocrinology & Metabolism, 86(10), 4727-4730
These syringes are purpose-built for delivering small, precise volumes of medicine, which makes them absolutely perfect for peptide research
However, Swiss Chems received an FDA warning letter in December 2024 regarding product labeling and marketing practices, and their checkout adds a 5% processing fee on card transactions alongside KYC (know-your-customer) identity verification requirements
The three peptides share the same diluent volume but contribute distinct working concentrations corresponding to their per-vial loadings (50 mg, 10 mg, 10 mg respectively)